import {
  forwardRef,
  useEffect,
  useImperativeHandle,
  useMemo,
  useState,
} from "react";
import lineService from "@/api/services/eam/maintainReportService";
import { TableToolbar } from "@/components/grid/TableToolbar";
import { Button, Input, Select } from "antd";
import Table, { type ColumnsType } from "antd/es/table";
import { toast } from "sonner";
import type { EamMaintainReportLine } from "./entity";
import useDictionary from "@/hooks/system/useDictionary";

interface EamMaintainReportLineProps {
  parentId?: React.Key;
}

export interface EamMaintainReportLineHandles {
  getAddList: () => EamMaintainReportLine[];
  getUpdateList: () => EamMaintainReportLine[];
  getDeleteIds: () => React.Key[];
}

const EamMaintainReportLinePage = forwardRef<
  EamMaintainReportLineHandles,
  EamMaintainReportLineProps
>(({ parentId }, ref) => {
  const [loading, setLoading] = useState(false);
  const [list, setList] = useState<EamMaintainReportLine[]>([]);
  const [selectedRowKeys, setSelectedRowKeys] = useState<React.Key[]>([]);
  const [editedRowKey, setEditedRowKey] = useState<React.Key>();
  // 添加一个状态来跟踪临时ID
  const [tempIds, setTempIds] = useState<React.Key[]>([]);
  const [addList, setAddList] = useState<EamMaintainReportLine[]>([]);
  const [updateList, setUpdateList] = useState<EamMaintainReportLine[]>([]);
  const [deleteIds, setDeleteIds] = useState<React.Key[]>([]);

  useImperativeHandle(
    ref,
    () => ({
      getAddList: () => addList,
      getUpdateList: () => updateList,
      getDeleteIds: () => deleteIds,
    }),
    [addList, updateList, deleteIds]
  );

  useEffect(() => {
    const newAddList = list.filter(
      (item) => item.id && tempIds.includes(item.id)
    );
    setAddList(newAddList);
    const updateList = list.filter(
      (item) => item.id && !tempIds.includes(item.id)
    );
    setUpdateList(updateList);
  }, [list]);

  const [tableSize, setTableSize] = useState<"large" | "middle" | "small">(
    "middle"
  );

  //动态设置表格高度
  const [tableScrollY, setTableScrollY] = useState(0);
  const PAGE_OFFSET_HEIGHT = 403;
  const updateTableHeight = () => {
    const newHeight = window.innerHeight - PAGE_OFFSET_HEIGHT;
    setTableScrollY(newHeight > 200 ? newHeight : 200); // 保证最小高度
  };

  // biome-ignore lint/correctness/useExhaustiveDependencies: <explanation>
  useEffect(() => {
    updateTableHeight(); // 初始化
    window.addEventListener("resize", updateTableHeight);
    return () => window.removeEventListener("resize", updateTableHeight);
  }, []);

  const typeOptions = useDictionary("equipment_maintain_program_type");
  const maintainResultOptions = useDictionary("check_result");

  //表格列定义
  const columns: ColumnsType<EamMaintainReportLine> = [
    {
      title: "项目名称",
      width: 120,
      key: "name",
      dataIndex: "name",
      render: (text, record) => (
        <Input
          value={text}
          onChange={(e) => handleFieldChange(record.id, "name", e.target.value)}
          allowClear
        />
      ),
    },
    {
      title: "项目类型",
      width: 120,
      key: "type",
      dataIndex: "type",
      render: (text, record) => (
        <Select
          value={text}
          onChange={(value) => handleFieldChange(record.id, "type", value)}
          options={typeOptions}
          allowClear
          style={{ width: "100%" }}
        />
      ),
    },
    {
      title: "标准",
      width: 120,
      key: "standard",
      dataIndex: "standard",
      render: (text, record) => (
        <Input
          value={text}
          onChange={(e) =>
            handleFieldChange(record.id, "standard", e.target.value)
          }
          allowClear
        />
      ),
    },
    {
      title: "最大值",
      width: 120,
      key: "maxValue",
      dataIndex: "maxValue",
      render: (text, record) => (
        <Input
          value={text}
          onChange={(e) =>
            handleFieldChange(record.id, "maxValue", e.target.value)
          }
          allowClear
        />
      ),
    },
    {
      title: "最小值",
      width: 120,
      key: "minValue",
      dataIndex: "minValue",
      render: (text, record) => (
        <Input
          value={text}
          onChange={(e) =>
            handleFieldChange(record.id, "minValue", e.target.value)
          }
          allowClear
        />
      ),
    },
    {
      title: "单位",
      width: 120,
      key: "unit",
      dataIndex: "unit",
      render: (text, record) => (
        <Input
          value={text}
          onChange={(e) => handleFieldChange(record.id, "unit", e.target.value)}
          allowClear
        />
      ),
    },
    {
      title: "保养结果",
      width: 120,
      key: "maintainResult",
      dataIndex: "maintainResult",
      render: (text, record) => (
        <Select
          value={text}
          onChange={(value) =>
            handleFieldChange(record.id, "maintainResult", value)
          }
          options={maintainResultOptions}
          allowClear
          style={{ width: "100%" }}
        />
      ),
    },
    {
      title: "异常描述",
      width: 120,
      key: "errorInfo",
      dataIndex: "errorInfo",
      render: (text, record) => (
        <Input
          value={text}
          onChange={(e) =>
            handleFieldChange(record.id, "errorInfo", e.target.value)
          }
          allowClear
        />
      ),
    },
    {
      title: "方法",
      width: 120,
      key: "method",
      dataIndex: "method",
      render: (text, record) => (
        <Input
          value={text}
          onChange={(e) =>
            handleFieldChange(record.id, "method", e.target.value)
          }
          allowClear
        />
      ),
    },
    {
      title: "耗材",
      width: 120,
      key: "consumable",
      dataIndex: "consumable",
      render: (text, record) => (
        <Input
          value={text}
          onChange={(e) =>
            handleFieldChange(record.id, "consumable", e.target.value)
          }
          allowClear
        />
      ),
    },
    {
      title: "工具",
      width: 120,
      key: "tool",
      dataIndex: "tool",
      render: (text, record) => (
        <Input
          value={text}
          onChange={(e) => handleFieldChange(record.id, "tool", e.target.value)}
          allowClear
        />
      ),
    },
    {
      title: "备注",
      width: 120,
      key: "remark",
      dataIndex: "remark",
      render: (text, record) => (
        <Input
          value={text}
          onChange={(e) =>
            handleFieldChange(record.id, "remark", e.target.value)
          }
        />
      ),
    },
  ];

  const [selectedValues, setSelectedValues] = useState<string[]>(() =>
    columns
      .filter((col) => col.key !== "operation")
      .map((col) => (col.key ? String(col.key) : ""))
  );

  // 处理字段变更
  const handleFieldChange = (id: string, field: string, value: any) => {
    let inputValue: any = null;
    // 如果是checkbox的值，将布尔值转换为数字值（true为1，false为0）
    if (typeof value === "boolean") {
      inputValue = value ? 1 : 0;
    } else if (value instanceof Date) {
      // 处理日期格式
      inputValue = dayjs(value).format("YYYY-MM-DD");
    } else {
      inputValue = value;
    }

    setList((prevData) =>
      prevData.map((item) =>
        item.id === id ? { ...item, [field]: inputValue } : item
      )
    );
  };

  // biome-ignore lint/correctness/useExhaustiveDependencies: <explanation>
  const filteredColumns = useMemo(() => {
    return [
      ...columns.filter(
        (col) =>
          selectedValues.includes(String(col.key)) || col.key === "operation"
      ),
    ].sort((a, b) => {
      const originalIndex = columns.findIndex((c) => c.key === a.key);
      const targetIndex = columns.findIndex((c) => c.key === b.key);
      return originalIndex - targetIndex;
    });
  }, [selectedValues]);

  //加载表格数据
  const fetchList = () => {
    if (!parentId) return;

    setLoading(true);
    lineService
      .getlines(parentId)
      .then((res) => {
        setList(res);
      })
      .catch((error) => {
        console.log(error);
        toast.error("获取数据失败！", error);
      })
      .finally(() => {
        setLoading(false);
      });
  };

  // biome-ignore lint/correctness/useExhaustiveDependencies: <explanation>
  useEffect(() => {
    if (parentId) {
      fetchList();
    } else {
      // 初始化时清空状态
      setList([]);
      setSelectedRowKeys([]);
      setTempIds([]);
      setAddList([]);
      setUpdateList([]);
      setDeleteIds([]);
    }
  }, [parentId]);

  //检验是否输入值
  const validatePartsBeforeAdd = (): boolean => {
    for (const detail of list) {
      if (!detail.reportId) {
        toast.error("保养记录ID");
        return false;
      }
      if (!detail.name) {
        toast.error("项目名称");
        return false;
      }
    }
    return true;
  };

  const handleAdd = () => {
    if (!validatePartsBeforeAdd()) {
      return; // 校验未通过，不执行新增
    }

    const newId = Date.now().toString();
    const newDetail: EamMaintainReportLine = {
      id: newId,
      reportId: parentId,
    };

    // 添加到临时ID列表
    setTempIds((prev) => [...prev, newId]);
    setList((prev) => [...prev, newDetail]);
  };

  // 在删除方法中修改判断逻辑
  const handleDelete = () => {
    // 如果没有选中行，直接返回
    if (selectedRowKeys.length === 0) {
      return;
    }

    // 更新删除ID列表
    const newDeleteIds = [...deleteIds];

    // 将已有ID但不在deleteIds中的ID添加到deleteIds
    for (const key of selectedRowKeys) {
      const item = list.find((item) => item.id === key);
      if (item?.id && !tempIds.includes(item.id)) {
        // 如果不在临时ID列表中，则添加到删除列表
        if (!newDeleteIds.includes(item.id)) {
          newDeleteIds.push(item.id);
        }
      }
    }

    // 更新deleteIds状态
    setDeleteIds(newDeleteIds);

    // 从列表中移除选中的行
    setList((prevList) =>
      prevList.filter((item) => !selectedRowKeys.includes(item.id))
    );
    // 从tempIds中移除被删除的临时ID
    setTempIds((prevTempIds) =>
      prevTempIds.filter((id) => !selectedRowKeys.includes(id))
    );
    // 清空选中状态
    setSelectedRowKeys([]);
  };

  const setAllPass = () => {
    setList((prev) =>
      prev.map((item) => ({ ...item, maintainResult: 'Pass' }))
    );
  };

  return (
    <>
      <div className="flex justify-between mb-4">
        <div className="flex gap-2">
          <Button type="primary" onClick={setAllPass}>
            一键合格
          </Button>
        </div>
        <TableToolbar
          onRefresh={() => fetchList()}
          onSizeChange={setTableSize}
          columns={columns}
          selectedValues={selectedValues}
          onColumnChange={setSelectedValues}
        />
      </div>
      <Table
        rowKey="id"
        size={tableSize}
        scroll={{ x: "max-content", y: tableScrollY }}
        loading={loading}
        pagination={false}
        columns={filteredColumns}
        dataSource={list}
        rowSelection={{
          type: "checkbox",
          selectedRowKeys: selectedRowKeys,
          onChange: (selectedKeys) => {
            setSelectedRowKeys(selectedKeys as React.Key[]);
          },
        }}
      />
    </>
  );
});

export default EamMaintainReportLinePage;
